Zobrazeno 1 - 10
of 20
pro vyhledávání: '"Ivan Cabeza"'
Publikováno v:
Chemical Engineering Transactions, Vol 100 (2023)
Population growth has increased the generation of solid waste, especially conventional plastics, which are the precursors of major environmental problems. On the other hand, given the complexity of converting large quantities of organic matter contai
Externí odkaz:
https://doaj.org/article/e8a87db2319e4fc2b58416eabf22a0ec
Publikováno v:
Chemical Engineering Transactions, Vol 100 (2023)
The massive and global use of plastic elements causes serious environmental, economic and social problems for aquatic fauna, fishery, and tourism. This makes it necessary to consider alternatives to replace conventional plastics for easily biodegrada
Externí odkaz:
https://doaj.org/article/a0d26b0eb298487dbe22465559e0ec94
Autor:
Diana Vela-Aparicio, Carlos J. Bautista, Daniel Forero, Paola Acevedo, Pedro Brandao, Ivan Cabeza
Publikováno v:
Chemical Engineering Transactions, Vol 93 (2022)
Biofiltration is economic biotechnology of high efficiency for the removal of odorous gases, such as hydrogen sulphide (H2S) and ammonia (NH3), produced in different activities such as wastewater treatment plants (WWTP). However, in the case of H2S a
Externí odkaz:
https://doaj.org/article/4de66ab3e0a447a78e238a734b2b2a72
Autor:
Carol Rangel, Jeisson Sastoque, Juan Calderon, Jeniffer Gracia, Ivan Cabeza, Sergio Villamizar, Paola Acevedo
Publikováno v:
Chemical Engineering Transactions, Vol 92 (2022)
This article determines the hydrogen and volatile fatty acids production from a pilot plant's dark fermentation (DF) process, using residual biomass available in Colombia. Previous studies over the biochemical production of hydrogen (BHP) allowed det
Externí odkaz:
https://doaj.org/article/e302d37865624be2b21e76ad15291066
Publikováno v:
Chemical Engineering Transactions, Vol 91 (2022)
The health and safety in the industry integrate procedures, techniques, and elements that can be applied to an organization to identify, evaluate, and control dangerous agents used in processes and activities. In addition, it is used to measure and p
Externí odkaz:
https://doaj.org/article/7b3828b995e549e1b4bc2ee8a81ade08
Publikováno v:
Chemical Engineering Transactions, Vol 79 (2020)
The population growth has increased in the globe and, with it, the waste generation resulting in a severe problem. It is mandatory to assess production alternatives for the generation of bio-based products from residual sources. As is well known, pla
Externí odkaz:
https://doaj.org/article/f107a360ed7240f08e58f99dc5930e51
Autor:
Carol Rangel, Jeisson Sastoque, Juan Calderon, Jhessica Mosquera, Pablo Velasquez, Ivan Cabeza, Paola Acevedo
Publikováno v:
Chemical Engineering Transactions, Vol 79 (2020)
The treatment of residual biomass through the dark fermentation (DF) process is presented as a sustainable alternative, where bio-hydrogen is produced, which has a high energy potential, and bio-based sub-products. Consequently, this work aimed to de
Externí odkaz:
https://doaj.org/article/746c9637102e4148aac2e43bba9968cc
Publikováno v:
Chemical Engineering Transactions, Vol 67 (2018)
Poly (3-hydroxybutyrate) or (P3HB) produced by the fermentation of fatty acids with the mutant strain Burkholderia cepacia B27 was extracted and purified using different techniques including washing and precipitation of the biomass, and the polymeric
Externí odkaz:
https://doaj.org/article/cb61fac7f908442e9d1ccbf298fe54a7
Publikováno v:
Cogent Engineering, Vol 11, Iss 1 (2024)
AbstractSociety is shifting to an environmental basis due to threats caused by climate change, resource scarcity, and excessive generation of plastics. Biotechnology has sought alternatives to valorise waste streams, such as sludge generated in munic
Externí odkaz:
https://doaj.org/article/df9d2e0bbce94484bd5cd686edd5dfdf
Autor:
Luis Vives, Ivan Cabezas, Juan Carlos Vives, Nilton German Reyes, Janet Aquino, Jose Bautista Condor, S. Francisco Segura Altamirano
Publikováno v:
IEEE Access, Vol 12, Pp 5882-5898 (2024)
In recent years, there has been evidence of a growing interest on the part of universities to know in advance the academic performance of their students and allow them to establish timely strategies to avoid desertion and failure. One of the biggest
Externí odkaz:
https://doaj.org/article/dfd38975c7fd45e2aa4ebb7c2a9feb12